package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.itheima.constant.MessageConstant;
import com.itheima.entity.PageResult;
import com.itheima.entity.QueryPageBean;
import com.itheima.entity.Result;
import com.itheima.service.UserService;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.User;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * 用户操作
 */
@RestController
@RequestMapping("/user")
public class UserController {
    //获得当前登录用户的用户名
    @Reference
    private UserService userService;

    @RequestMapping("/deleteByIds")
    public Result deleteByIds (Integer[] ids) {

        try {
            for (int i = 0; i < ids.length; i++) {
                    userService.delete(ids[i]);
            }
            return new Result(true, "删除成功");
        } catch (Exception e) {
            e.printStackTrace();
        }
        return new Result(false, "删除失败");

    }
    @RequestMapping("/delete")
    public Result delete (Integer id){

        try {
            userService.delete(id);
            return new Result(true,"删除成功" );
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,"删除失败" );
        }

    }



    @RequestMapping("/edit")
    public Result edit(@RequestBody com.itheima.pojo.User user,Integer[] roleIds){
        try {
            userService.edit(user,roleIds);
            return  new Result(true,MessageConstant.EDIT_USER_SUCCESS);
        } catch (Exception e) {
            e.printStackTrace();
            return  new Result(false,MessageConstant.EDIT_USER_FAIL);
        }
    }

    @RequestMapping("/findById")
    public Result findById(Integer id){

        try {
            com.itheima.pojo.User user  = userService.findById(id);
            return new Result(true,MessageConstant.QUERY_USER_SUCCESS,user);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,MessageConstant.QUERY_USER_FAIL);
        }


    };

    //根据id查询对应的用户信息  用于编辑用户信息回显
    @RequestMapping("/findPage")
    public PageResult findPage(@RequestBody QueryPageBean queryPageBean) {
        return userService.findPage(queryPageBean);
    }
    //新增用户
    @RequestMapping("/add")
    public Result add(@RequestBody com.itheima.pojo.User user, Integer[] roleIds) {
        try {
            userService.add(user, roleIds);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false, MessageConstant.ADD_USER_FAIL);
        }
        return new Result(true, MessageConstant.ADD_USER_SUCCESS);
    }


    @RequestMapping("/getUsername")
    public Result getUsername(){
        //当Spring security完成认证后，会将当前用户信息保存到框架提供的上下文对象
        User user = (User) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        System.out.println(user);
        if(user != null){
            String username = user.getUsername();
            return new Result(true, MessageConstant.GET_USERNAME_SUCCESS,username);
        }

        return new Result(false, MessageConstant.GET_USERNAME_FAIL);
    }
}

